#105C51#105C51

#105C51 is a dark, moderate teal. Relative luminance 0.084; OKLCH L 42.8% C 0.072 H 180.4°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#105C51
RGB	rgb(16, 92, 81)
HSL	hsl(171, 70%, 21%)
HSV	hsv(171, 83%, 36%)
CMYK	cmyk(82.6%, 0%, 12%, 63.9%)
CIE-LAB	lab(34.72, -24.92, -0.01)
CIE-LCH	lch(34.72, 24.92, 180.03°)
OKLab	oklab(42.82% -0.0721 -0.0005)
OKLCH	oklch(42.82% 0.072 180.4)
XYZ	xyz(5.5253, 8.3579, 9.1050)
Luminance	0.0836 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#105C51 #5C101B

analogous

#105C2B #105C51 #10415C

triadic

#105C51 #51105C #5C5110

tetradic

#105C51 #2B105C #5C101B #415C10

square

#105C51 #2B105C #5C101B #415C10

split-complementary

#105C51 #5C1041 #5C2B10

monochromatic

#051A17 #072823 #105C51 #19907F #22C4AD

Accessibility & contrast

On white

7.86

#105C51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#105C51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #105C51

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##105C51	#FFFFFF	#000000	##FFFFFF
##105C51	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585651

Deuteranopia (green-blind)

#4E4F52

Tritanopia (blue-blind)

#005E59

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #105c51;
/* rgb */ color: rgb(16, 92, 81);
/* oklch */ color: oklch(42.8% 0.072 180.4);

Tailwind

colors: {
  custom: {
    50: '#5e8a81',
    500: '#105c51',
    950: '#000000',
  },
}

SCSS

$custom: #105c51;
$custom-light: #5e8a81;
$custom-dark: #000000;

JSON

{
  "hex": "#105c51",
  "rgb": {
    "r": 16,
    "g": 92,
    "b": 81
  },
  "hsl": {
    "h": 171.316,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.42819,
    "c": 0.0721,
    "h": 180.4
  },
  "luminance": 0.08359
}

Semantic roles & 50–950 ramp

primary

#105C51

secondary

#953341

accent

#3B54ED

background

#F5F8F7

surface

#EAF0EE

border

#C6CBC9

text

#050C0A

muted

#797D7C

Preview Lab

Preview with #105C51

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →